Show that the graph of the vector-valued function r(t) = is a circle, and find its radius and center. Show that the graph of the vector-valued function r(t) = is a circle, and find its radius and...

Show that the graph of the vector-valued function r(t) =< sin="" t,="" 2="" cost,="" √3="" sint=""> is a circle, and find its radius and center.

Extracted text: Show that the graph of the vector-valued function r(t) =< sin="" t,="" 2="" cos="" t,="" v3="" sin="" t=""> is a circle, and find its radius and center.